Casio fx-7400G, User Manual

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2
Getting Acquainted Chapter 1
1. Using the Main Menu
The main menu appears on the display whenever you turn on the calculator. It con-
tains a number of icons that let you select the mode (work area) for the type of
operation you want to perform. You can also make the Main Menu appear at any time
by pressing
m .
The following explains the meaning of each icon.
Icon Meaning
Use this mode for arithmetic calculations and func-
tion calculations.
Use this mode to perform single-variable (stand-
ard deviation) and paired-variable (regression) sta-
tistical calculations, and to draw statistical graphs.
Use this mode for storing and editing numeric
data.
Use this mode to store graph functions and to
draw graphs using the functions.
Use this mode to store functions, to generate a
numeric table of different solutions as the values
assigned to variables in a function change, and
to draw graphs.
Use this mode to store programs in the program
area and to run programs.
Use this mode to adjust the contrast of the dis-
play.
Use this mode to check how much memory is
used and remaining, to delete data from memory,
and to initialize (reset) the calculator.